skia2/gm/getpostextpath.cpp
Ben Wagner 51e15a69ce Use SkTextEncoding enum instead of macros.
Change-Id: I4b6259590fa0693ee0522b4999a1c0fe250b173d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/212504
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
2019-05-07 20:54:16 +00:00

73 lines
2.2 KiB
C++

/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "gm/gm.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkFont.h"
#include "include/core/SkFontTypes.h"
#include "include/core/SkPaint.h"
#include "include/core/SkPath.h"
#include "include/core/SkPoint.h"
#include "include/core/SkScalar.h"
#include "include/core/SkTextBlob.h"
#include "include/core/SkTypeface.h"
#include "include/private/SkTemplates.h"
#include "include/utils/SkRandom.h"
#include "src/core/SkFontPriv.h"
#include "tools/ToolUtils.h"
#include <string.h>
static void strokePath(SkCanvas* canvas, const SkPath& path) {
SkPaint paint;
paint.setAntiAlias(true);
paint.setColor(SK_ColorRED);
paint.setStyle(SkPaint::kStroke_Style);
canvas->drawPath(path, paint);
}
DEF_SIMPLE_GM(getpostextpath, canvas, 480, 780) {
// explicitly add spaces, to test a prev. bug
const char* text = "Ham bur ge fons";
size_t len = strlen(text);
SkPath path;
SkFont font;
font.setTypeface(ToolUtils::create_portable_typeface());
font.setSize(48);
SkPaint paint;
paint.setAntiAlias(true);
canvas->translate(SkIntToScalar(10), SkIntToScalar(64));
canvas->drawSimpleText(text, len, SkTextEncoding::kUTF8, 0, 0, font, paint);
ToolUtils::get_text_path(font, text, len, SkTextEncoding::kUTF8, &path, nullptr);
strokePath(canvas, path);
path.reset();
SkAutoToGlyphs atg(font, text, len, SkTextEncoding::kUTF8);
const int count = atg.count();
SkAutoTArray<SkPoint> pos(count);
SkAutoTArray<SkScalar> widths(count);
font.getWidths(atg.glyphs(), count, &widths[0]);
SkRandom rand;
SkScalar x = SkIntToScalar(20);
SkScalar y = SkIntToScalar(100);
for (int i = 0; i < count; ++i) {
pos[i].set(x, y + rand.nextSScalar1() * 24);
x += widths[i];
}
canvas->translate(0, SkIntToScalar(64));
canvas->drawTextBlob(SkTextBlob::MakeFromPosText(text, len, &pos[0], font), 0, 0, paint);
ToolUtils::get_text_path(font, text, len, SkTextEncoding::kUTF8, &path, &pos[0]);
strokePath(canvas, path);
}